diff options
Diffstat (limited to 'src/libs/engine/MidiControlNode.cpp')
-rw-r--r-- | src/libs/engine/MidiControlNode.cpp | 93 |
1 files changed, 43 insertions, 50 deletions
diff --git a/src/libs/engine/MidiControlNode.cpp b/src/libs/engine/MidiControlNode.cpp index 2116c828..0ce45136 100644 --- a/src/libs/engine/MidiControlNode.cpp +++ b/src/libs/engine/MidiControlNode.cpp @@ -22,7 +22,6 @@ #include "MidiLearnEvent.h" #include "InputPort.h" #include "OutputPort.h" -#include "PortInfo.h" #include "Plugin.h" #include "util.h" #include "midi.h" @@ -33,41 +32,35 @@ namespace Om { MidiControlNode::MidiControlNode(const string& path, size_t poly, Patch* parent, samplerate srate, size_t buffer_size) : InternalNode(path, 1, parent, srate, buffer_size), - m_learning(false) + _learning(false) { - m_num_ports = 7; - m_ports.alloc(m_num_ports); + _num_ports = 7; + _ports = new Array<Port*>(_num_ports); - m_midi_in_port = new InputPort<MidiMessage>(this, "MIDI In", 0, 1, - new PortInfo("MIDI In", MIDI, INPUT), m_buffer_size); - m_ports.at(0) = m_midi_in_port; + _midi_in_port = new InputPort<MidiMessage>(this, "MIDI In", 0, 1, DataType::MIDI, _buffer_size); + _ports->at(0) = _midi_in_port; - m_param_port = new InputPort<sample>(this, "Controller Number", 1, 1, - new PortInfo("Controller Number", CONTROL, INPUT, INTEGER, 60, 0, 127), 1); - m_ports.at(1) = m_param_port; - m_log_port = new InputPort<sample>(this, "Logarithmic", 2, 1, - new PortInfo("Logarithmic", CONTROL, INPUT, TOGGLE, 0, 0, 1), 1); - m_ports.at(2) = m_log_port; + _param_port = new InputPort<sample>(this, "Controller Number", 1, 1, DataType::FLOAT, 1); + _ports->at(1) = _param_port; + + _log_port = new InputPort<sample>(this, "Logarithmic", 2, 1, DataType::FLOAT, 1); + _ports->at(2) = _log_port; - m_min_port = new InputPort<sample>(this, "Min", 3, 1, - new PortInfo("Min", CONTROL, INPUT, NONE, 0, 0, 65535), 1); - m_ports.at(3) = m_min_port; + _min_port = new InputPort<sample>(this, "Min", 3, 1, DataType::FLOAT, 1); + _ports->at(3) = _min_port; - m_max_port = new InputPort<sample>(this, "Max", 4, 1, - new PortInfo("Max", CONTROL, INPUT, NONE, 1, 0, 65535), 1); - m_ports.at(4) = m_max_port; + _max_port = new InputPort<sample>(this, "Max", 4, 1, DataType::FLOAT, 1); + _ports->at(4) = _max_port; - m_audio_port = new OutputPort<sample>(this, "Out (AR)", 5, 1, - new PortInfo("Out (AR)", AUDIO, OUTPUT, 0, 0, 1), m_buffer_size); - m_ports.at(5) = m_audio_port; + _audio_port = new OutputPort<sample>(this, "Out (AR)", 5, 1, DataType::FLOAT, _buffer_size); + _ports->at(5) = _audio_port; - m_control_port = new OutputPort<sample>(this, "Out (CR)", 6, 1, - new PortInfo("Out (CR)", CONTROL, OUTPUT, 0, 0, 1), 1); - m_ports.at(6) = m_control_port; + _control_port = new OutputPort<sample>(this, "Out (CR)", 6, 1, DataType::FLOAT, 1); + _ports->at(6) = _control_port; - m_plugin.type(Plugin::Internal); - m_plugin.plug_label("midi_control_in"); - m_plugin.name("Om Control Node (MIDI)"); + _plugin.type(Plugin::Internal); + _plugin.plug_label("midi_control_in"); + _plugin.name("Om Control Node (MIDI)"); } @@ -78,8 +71,8 @@ MidiControlNode::run(size_t nframes) MidiMessage ev; - for (size_t i=0; i < m_midi_in_port->buffer(0)->filled_size(); ++i) { - ev = m_midi_in_port->buffer(0)->value_at(i); + for (size_t i=0; i < _midi_in_port->buffer(0)->filled_size(); ++i) { + ev = _midi_in_port->buffer(0)->value_at(i); if ((ev.buffer[0] & 0xF0) == MIDI_CMD_CONTROL) control(ev.buffer[1], ev.buffer[2], ev.time); @@ -90,41 +83,41 @@ MidiControlNode::run(size_t nframes) void MidiControlNode::control(uchar control_num, uchar val, samplecount offset) { - assert(offset < m_buffer_size); + assert(offset < _buffer_size); sample scaled_value; const sample nval = (val / 127.0f); // normalized [0, 1] - if (m_learning) { - assert(m_learn_event != NULL); - m_param_port->set_value(control_num, offset); - assert(m_param_port->buffer(0)->value_at(0) == control_num); - m_learn_event->set_value(control_num); - m_learn_event->execute(offset); - om->post_processor()->push(m_learn_event); + if (_learning) { + assert(_learn_event != NULL); + _param_port->set_value(control_num, offset); + assert(_param_port->buffer(0)->value_at(0) == control_num); + _learn_event->set_value(control_num); + _learn_event->execute(offset); + om->post_processor()->push(_learn_event); om->post_processor()->signal(); - m_learning = false; - m_learn_event = NULL; + _learning = false; + _learn_event = NULL; } - if (m_log_port->buffer(0)->value_at(0) > 0.0f) { + if (_log_port->buffer(0)->value_at(0) > 0.0f) { // haaaaack, stupid negatives and logarithms sample log_offset = 0; - if (m_min_port->buffer(0)->value_at(0) < 0) - log_offset = fabs(m_min_port->buffer(0)->value_at(0)); - const sample min = log(m_min_port->buffer(0)->value_at(0)+1+log_offset); - const sample max = log(m_max_port->buffer(0)->value_at(0)+1+log_offset); + if (_min_port->buffer(0)->value_at(0) < 0) + log_offset = fabs(_min_port->buffer(0)->value_at(0)); + const sample min = log(_min_port->buffer(0)->value_at(0)+1+log_offset); + const sample max = log(_max_port->buffer(0)->value_at(0)+1+log_offset); scaled_value = expf(nval * (max - min) + min) - 1 - log_offset; } else { - const sample min = m_min_port->buffer(0)->value_at(0); - const sample max = m_max_port->buffer(0)->value_at(0); + const sample min = _min_port->buffer(0)->value_at(0); + const sample max = _max_port->buffer(0)->value_at(0); scaled_value = ((nval) * (max - min)) + min; } - if (control_num == m_param_port->buffer(0)->value_at(0)) { - m_control_port->set_value(scaled_value, offset); - m_audio_port->set_value(scaled_value, offset); + if (control_num == _param_port->buffer(0)->value_at(0)) { + _control_port->set_value(scaled_value, offset); + _audio_port->set_value(scaled_value, offset); } } |